Patch for integer multiply, signed/unsigned, long/long long.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165322 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/mulll.ll b/test/CodeGen/Mips/mulll.ll
new file mode 100644
index 0000000..e37b919
--- /dev/null
+++ b/test/CodeGen/Mips/mulll.ll
@@ -0,0 +1,21 @@
+; RUN: llc  -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16
+
+@iiii = global i64 5, align 8
+@jjjj = global i64 -6, align 8
+@kkkk = common global i64 0, align 8
+
+define void @test() nounwind {
+entry:
+  %0 = load i64* @iiii, align 8
+  %1 = load i64* @jjjj, align 8
+  %mul = mul nsw i64 %1, %0
+  store i64 %mul, i64* @kkkk, align 8
+; 16:	multu	${{[0-9]+}}, ${{[0-9]+}}
+; 16: 	mfhi	${{[0-9]+}}
+; 16:	mult	${{[0-9]+}}, ${{[0-9]+}}
+; 16: 	mflo	${{[0-9]+}}
+; 16:	mult	${{[0-9]+}}, ${{[0-9]+}}
+; 16: 	mflo	${{[0-9]+}}
+
+  ret void
+}